16740779

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 12

約数和(自身を含む): 18612360

約数和(自身を除く): 1871581

約数列:

[1, 11, 61, 409, 671, 3721, 4499, 24949, 40931, 274439, 1521889, 16740779]

約数ペア:

[(1, 16740779), (11, 1521889), (61, 274439), (409, 40931), (671, 24949), (3721, 4499)]